SpareCash turns a crypto wallet into a DeFi command center. Users can self-custody assets across Solana, Ethereum, Base, BNB, HyperEVM, Bitcoin, and more while accessing swaps, Aave lending, Hyperliquid perpetuals, and tokenized assets from one mobile app. It is built for the future of finance: 24/7, global, onchain, and simple enough to use from your phone without jumping between multiple apps.